Portion of a side of a footwear article



FIG. 1 is a upper, side perspective view of a portion of a side of a footwear article; and,

FIG. 2 is a side elevation view of the portion of the side of the footwear article of FIG. 1.

The ornamental design that is claimed is shown in solid lines in the drawings. The broken (dashed) lines shown in FIGS. 1 through 2 are included for the purpose of illustrating environmental elements only and form no part of the claimed design. 

I claim the ornamental design for a portion of a side of a footwear article, as shown and described. 